CN216186765U - Self-locking type packaging bottom support - Google Patents

Abstract

The utility model relates to the technical field of packaging bottom supports, and discloses a self-locking type packaging bottom support which comprises a bottom support bottom plate, wherein free folding edges are arranged at two ends of the bottom support bottom plate in a first direction, self-locking folding edges are arranged at two ends of the bottom support bottom plate in a second direction, the self-locking folding edges comprise outer folding edges and inner folding edges, folding grooves are formed in two ends of the bottom support bottom plate in the second direction, the bottom support bottom plate, the free folding edges, the outer folding edges and the inner folding edges are located on the same plane, supplied materials are small in size, space is not occupied, and transportation cost is low. Through the spacing joint of stopper at the spacing inslot, can effectively spacing prevent that the cardboard from opening, guarantee the stability of collet, be close to on the spacing groove and turn over one side in folding groove and be equipped with the indentation, the stopper of being convenient for can easily accomplish the assembly when upwards blocking into. First connecting plate is located the bottom surface of uncovered kerve respectively, increases the intensity of packing collet four corners, for collet bottom plate middle zone provides and falls the first buffering, falls the in-process and plays the guard action to the product.

Description

Self-locking type packaging bottom support

Technical Field

The utility model relates to the technical field of packaging bottom supports, in particular to a self-locking packaging bottom support.

Background

At present, the packing bottom supports are mainly of nailing, bonding and unfolding structures, a manufacturer can nail the packing bottom supports in advance after the production of the nailing packing bottom supports, the bottom supports in the mode are large in size, the occupied space of supplied materials is large, the production efficiency of the nailing machine is low, the process is increased by nailing, the cost is increased, the defects of the bonding bottom supports and the nailing bottom supports are basically consistent, and the supplied materials are bonded. When the production in factory, the collet that the nail closed or the bonding is fashioned is also difficult to transport to there is the bending in the transportation, the difficult cover package when the risk of deformation leads to on-line production.

Expansion packing collet compares in above-mentioned form packing collet has solved the problem that the supplied material occupation space is big, the process is many, with high costs, the one-piece formula structure of expansion only need pile up the supplied material can, but the operation is too complicated when expansion collet is produced the packing in the factory, needs two at least people on the line to accomplish the collet folding, cover package operation, production efficiency is low, receives the table of falling ill. If the utility model can stack the incoming materials when the incoming materials are produced, the occupied space is small, and the bottom support can be folded and packaged by a single person when the on-line production is carried out, the problems can be solved.

Patent No. CN108274820A discloses a method for forming a carton bottom support, which includes the steps of creasing, forming, binding, etc., and this method reduces the number of binding, but still needs binding, and requires more materials and is complex in operation.

Patent No. CN205023180U discloses an air conditioner inner packing collet integral structure and bolster, and this kind of mode relies on the mode realization buffering, the supporting role of multiple material combination assembly such as honeycomb cardboard + paper angle bead + foam, leads to packing with high costs, packing bulky, weight is heavy, assembly efficiency hangs down.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the self-locking type packaging bottom support, which has the advantages that the self-locking type bottom support reduces the nailing process, other auxiliary materials are not needed, and the manufacturing cost is low; the manufacturing is convenient, the assembly is simple, the supplied materials are small in size, the advantages of not occupying space are achieved, and the problems that the existing bottom support is large in occupied space of the supplied materials, multiple in processes, high in transportation cost, too complex in production and operation and low in efficiency are solved.

In order to achieve the purpose, the utility model provides the following technical scheme:

a self-locking packaging bottom support comprises a bottom support bottom plate, wherein free folding edges are arranged at two ends of the bottom support bottom plate in a first direction, and self-locking folding edges are arranged at two ends of the bottom support bottom plate in a second direction;

the self-locking folded edge comprises an outer folded edge and an inner folded edge;

two ends of the bottom support bottom plate in the second direction are provided with folding grooves matched with the outer side folding edges;

the bottom support bottom plate, the free folded edge, the outer folded edge and the inner folded edge are positioned on the same plane;

the inner side folded edge is turned outwards and the free folded edge is turned inwards to jointly form a bottom groove peripheral wall surrounding the periphery of the bottom support bottom plate, the outer side folded edge is turned outwards and then turned inwards to the upper part of the bottom support bottom plate and limited by the bottom support bottom plate to jointly form a bottom groove bottom wall with the bottom support bottom plate, and the bottom groove peripheral wall and the bottom groove bottom wall jointly form an open bottom groove.

According to the scheme, the outer side folding edge comprises an outer side folding edge main body and a limiting block which are integrally arranged, and the outer side folding edge main body and the limiting block are located on the same plane.

And the outer side folded edge is folded to the folded groove, and the limiting block is folded to the upper part of the bottom support base plate from the folded groove and is limited by the bottom support base plate.

Above-mentioned scheme is further optional, the both ends of the second direction of collet bottom plate all are equipped with the spacing groove, the spacing joint of stopper is at the spacing inslot.

According to the scheme, the pressing mark which is convenient for the limiting block to turn upwards is arranged on one side, close to the turning groove, of the limiting groove.

The scheme is further optional, and the surface of the outer side folded edge meets the following conditions: when the outer folded edge is folded to the folding groove, the folding groove can be at least covered.

According to the scheme, the folding line A is arranged between the inner side folding edge and the outer side folding edge, and the outer side folding edge main body and the inner side folding edge are symmetrical to the folding line A.

The scheme is further optional, and the two ends of the outer side folded edge in the first direction are provided with first connecting plates; the outer side folded edge and the first connecting plate are positioned on the same plane; and the outer side folded edge is folded to the folded groove, and the first connecting plate can be folded to the bottom surface of the open bottom groove.

The scheme is further optional, and a second connecting plate fixedly connected with the free folded edge is arranged at the outer end of the first connecting plate in the first direction; the first connecting plate and the second connecting plate are positioned on the same plane; the second connecting plate limits the free folded edge and the inner folded edge, and the packaging bottom support is in a folded state.

According to the scheme, the folding line B is arranged between the free folding edge and the bottom support base plate, the folding line C is arranged between the free folding edge and the second connecting plate, the free folding edge and the second connecting plate are turned inwards along the folding line B, the second connecting plate is turned inwards along the folding line C, the second connecting plate is limited to the free folding edge, and the inner folding edge is turned outwards and is limited to be attached to the second connecting plate.

The scheme is further optional, the width of the inner side folded edge is equal to that of the free folded edge, and the height of the bottom groove peripheral wall formed by the outward turning of the inner side folded edge along the folding line A and the inward turning of the free folded edge along the folding line B is consistent.

Compared with the prior art, the utility model provides a self-locking type packaging bottom support, which has the following beneficial effects:

1. this from locking-type packing collet, collet bottom plate, free hem, outside hem and inboard hem are located the coplanar, are a slice formula structure, and the supplied materials is small, occupation space not, and the cost of transportation is low, and the hem is folding fixed for locking-type, reduces the nailing process, need not other auxiliary materials, and the cost of manufacture is low, and the preparation is convenient, assembles simply, and production efficiency is high.

2. This from locking-type packing collet, outside hem include integrative outside hem main part and the stopper that sets up, set up the spacing groove on the collet bottom plate, and the spacing joint of stopper can effectively spacing prevent that the cardboard from opening at the spacing inslot, guarantees the stability of collet, is close to one side of turning over the groove on the spacing groove and is equipped with the indentation, and the stopper of being convenient for can easily accomplish the assembly when upwards blocking into.

3. This from locking-type packing collet, during the use, four first connecting plates are located the bottom surface four corners of uncovered kerve respectively, and first connecting plate plays fine limiting displacement to the collet four corners like this, and the intensity in packing collet four corners increases simultaneously, for collet bottom plate middle zone provides and falls the first buffering, falls the in-process and plays the guard action to the product, and when the pile, the effect that the reinforcing was born can also be played in the four corners.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic view of an expanded state of a self-locking packaging base of an embodiment of the present invention;

FIG. 2 is a schematic view of a self-locking edge folding structure of a self-locking packaging bottom support of the embodiment of the utility model;

FIG. 3 is a schematic view of a free-folding state of the self-locking packaging base of the present invention;

FIG. 4 is a schematic view of a self-locking folded state of the self-locking package base according to the embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a stopper in a fully folded state according to an embodiment of the self-locking packaging base;

FIG. 6 is a schematic diagram of a second connecting plate structure in a fully folded state according to an embodiment of the self-locking packaging base;

FIG. 7 is a schematic structural view of a triangular limiting block of an embodiment of the self-locking type packaging bottom support of the utility model;

fig. 8 is a schematic structural view of an elliptical limiting block of the self-locking packaging bottom support embodiment of the utility model.

In the figure:

1. a bottom bracket bottom plate;

2. folding edges freely;

3. self-locking and folding; 31. an outer side folding main body; 32. a first connecting plate; 33. a second connecting plate; 34. a limiting block; 35. folding the inner side;

4. turning and folding the groove;

5. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a self-locking packing cork base comprises a cork base bottom plate 1, free folding edges 2 are respectively arranged at two ends of the cork base bottom plate 1 in a first direction, and self-locking folding edges 3 are respectively arranged at two ends of the cork base bottom plate 1 in a second direction.

Self-locking flap 3 comprises an outer flap and an inner flap 35.

Both ends of the bottom support bottom plate 1 in the second direction are provided with folding grooves 4 matched with the outer side folding edges;

the bottom support base plate 1, the free folding edge 2, the outer folding edge and the inner folding edge 35 are located on the same plane, the whole body is of a sheet structure, incoming materials are small in size, space is not occupied, and transportation cost is low.

Turning up the inboard hem 35 90 °, freely 2 enstrophes of hem 90 constitute jointly and encircle at the kerve perisporium around the collet bottom plate 1, turn over the outside hem 90 outwards, reach description attached drawing 3 state, turn over 90 to collet bottom plate 1 upper portion inwards again, under the plate body tension effect, the outside hem is by 1 spacing and 1 common constitution kerve diapire of collet bottom plate, the kerve perisporium encloses into uncovered kerve with the kerve diapire jointly, thereby the bearing article, the hem is folding fixed for locking-type folding, reduce the process of stitching, need not other auxiliary materials, the cost of manufacture is low, and is convenient for manufacturing, and the assembly is simple, and high in production efficiency.

The surface of the outer side folded edge satisfies: when the outer side folded edge is turned to the folded groove 4, the folded groove 4 can be at least covered, so that the outer side folded edge is guaranteed to be in clamping connection with the bottom support base plate 1 in a limiting mode, and self-locking is achieved.

Referring to fig. 4 and 5, the outer hem includes an outer hem main body 31 and a stopper 34 integrally formed, and the outer hem main body 31 and the stopper 34 are located on the same plane;

the outside hem is turned over to turning over 4 departments in the hem groove, stopper 34 by turning over 4 on the hem groove turn over to 1 upper portion of collet bottom plate and by collet bottom plate 1 spacing, the both ends of the second direction of collet bottom plate 1 all are equipped with spacing groove 5, stopper 34 spacing joint can effectively spacing prevent that the cardboard from opening in spacing groove 5, guarantee the stability of collet.

Referring to fig. 6-8, the stopper 34 is a rectangular stopper; or a triangular stopper; or an elliptical stopper; or the end part is a 300-degree arc-shaped limiting block, preferably the end part is a 300-degree arc-shaped limiting block, and compared with a rectangular limiting block and other irregular limiting blocks, the 300-degree arc-shaped limiting block can achieve the best limiting effect under the condition of the smallest area.

The width of the clamping area of the limiting block 34 and the limiting groove 5 is 3mm, so that the best limiting effect is achieved under the condition of the minimum area, one side, close to the folding groove 4, of the limiting groove 5 is provided with an indentation which is convenient for the limiting block 34 to turn upwards, and the limiting block 34 can be easily assembled when being clamped upwards.

Referring to fig. 1 and 2, a folding line a is disposed between the inner side folding edge 35 and the outer side folding edge, and the outer side folding edge main body and the inner side folding edge are symmetrical along the folding line a, so as to facilitate folding of the inner side folding edge 35 or the outer side folding edge.

Referring to fig. 1 and 2, the two ends of the outer folded edge in the first direction are respectively provided with a first connecting plate 32; the outer folded edge and the first connecting plate 32 are positioned on the same plane; it turns over a book to turning over a groove department 4 to turn over the outside hem, first connecting plate 32 can turn over the bottom surface of turning over to uncovered kerve, four first connecting plates 32 are located the bottom surface four corners of uncovered kerve respectively, and first connecting plate 32 plays fine limiting displacement to the collet four corners like this, and the intensity in packing the collet four corners increases simultaneously, for 1 middle zone of collet bottom plate provides and falls the first buffering, falls the in-process and plays the guard action to the product, when the pile, the effect that the reinforcing was born can also be played in the four corners.

Referring to fig. 1 and 2, the outer end of the first connecting plate 32 in the first direction is provided with a second connecting plate 33 fixedly connected with the free folded edge 2; the first connecting plate 32 and the second connecting plate 33 are located on the same plane; second connecting plate 33 is spacing to free hem 2 and inboard hem 35, the packing collet is in fold condition, be equipped with crease B between free hem 2 and the collet bottom plate 1, be equipped with crease C between free hem 2 and the second connecting plate 33, turn over freely hem 2 and second connecting plate 32 along crease B inwards, turn over second connecting plate 33 along crease C inwards, second connecting plate 33 is spacing to free hem 2, inboard hem 35 outwards overturns spacing with the laminating of second connecting plate 33, thereby make inboard hem 35, free hem 2 constitutes jointly and encircles at the stable kerve perisporium around collet bottom plate 1.

Referring to fig. 2 and 3, the inner folded edge 35 and the free folded edge 2 have the same width, the inner folded edge 35 is turned outwards along the fold line a, and the free folded edge 2 is turned inwards along the fold line B to form a bottom groove with the same peripheral wall height, and the bottom groove has the uniform peripheral wall height to improve the stability and the aesthetic property of the bottom support.

The working principle is as follows: the collet is when the expansion state, and collet bottom plate 1, free hem 2, outside hem and inboard hem 35 are located the coplanar, wholly are a slice formula structure, and the supplied materials is small, occupation space not, and the cost of transportation is low. When the collet is used, the free hem 2 and the second connecting plate 33 turn 90 inwards along the crease B, the outer hem, the inner hem 35 and the first connecting plate 32 turn 90 outwards, the second connecting plate 33 turns 90 inwards along the crease C, the state of the attached drawing 3 in the specification is reached, the second connecting plate 33 is limited to the free hem 2, the inner hem 35 is attached to the second connecting plate 33 in a limiting mode, the inner hem 35 and the free hem 2 jointly form a stable bottom groove peripheral wall surrounding the collet bottom plate 1, the inner hem 35 and the first connecting plate 32 continue to turn 90, the inner hem main body 35 is located in the turnover groove 4, the limiting block 34 penetrates out upwards from the lower part of the collet bottom plate 1, and the limiting block 34 is connected with the limiting groove 5 in a clamping mode under the action of plate body tension, and self-locking is achieved. The inner side folded edge 35 and the free folded edge 2 jointly form a bottom groove peripheral wall surrounding the bottom support base plate 1, the outer side folded edge and the bottom support base plate 1 jointly form a bottom groove bottom wall, and the bottom groove peripheral wall and the bottom groove bottom wall jointly form an open bottom groove so as to support articles. The hem is fixed for self-locking type is folding, reduces the nailing process, need not other auxiliary materials, and the cost of manufacture is low, and the preparation is convenient, and the assembly is simple, and production efficiency is high.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a from locking-type packing collet, includes the collet bottom plate, its characterized in that: two ends of the bottom support plate in the first direction are provided with free folding edges, and two ends of the bottom support plate in the second direction are provided with self-locking folding edges;

the self-locking folded edge comprises an outer folded edge and an inner folded edge;

two ends of the bottom support bottom plate in the second direction are provided with folding grooves matched with the outer side folding edges;

the bottom plate of the bottom support, the free folding edge, the outer folding edge and the inner folding edge are positioned on the same plane, and the packaging bottom support is in an unfolded state;

the inner side folded edge is turned outwards and the free folded edge is turned inwards to jointly form a bottom groove peripheral wall surrounding the periphery of the bottom support bottom plate, the outer side folded edge is turned outwards and then turned inwards to the upper portion of the bottom support bottom plate and limited by the bottom support bottom plate to jointly form a bottom groove bottom wall with the bottom support bottom plate, the bottom groove peripheral wall and the bottom groove bottom wall jointly form an open bottom groove, and the packaging bottom support is in a folded state.

2. The self-locking packaging base as recited in claim 1, wherein: the outer side edge folding comprises an outer side edge folding main body and a limiting block which are integrally arranged, and the outer side edge folding main body and the limiting block are positioned on the same plane;

and the outer side folded edge is folded to the folded groove, and the limiting block is folded to the upper part of the bottom support base plate from the folded groove and is limited by the bottom support base plate.

3. The self-locking packaging base as recited in claim 2, wherein: the both ends of the second direction of collet bottom plate all are equipped with the spacing groove, the spacing joint of stopper is at the spacing inslot.

4. A self-locking packaging shoe according to claim 3, characterised in that: and an indentation which is convenient for the limiting block to turn upwards is arranged on one side of the limiting groove, which is close to the turning groove.

5. The self-locking packaging base as recited in claim 1, wherein: the surface of the outer side folded edge satisfies: when the outer folded edge is folded to the folding groove, the folding groove can be at least covered.

6. The self-locking packaging base as recited in claim 2, wherein: a crease A is arranged between the inner side folding edge and the outer side folding edge, and the outer side folding edge main body and the inner side folding edge are symmetrical to the crease A.

7. The self-locking packaging base as recited in claim 2, wherein: two ends of the outer side folded edge in the first direction are respectively provided with a first connecting plate; the outer side folded edge and the first connecting plate are positioned on the same plane; and the outer side folded edge is folded to the folded groove, and the first connecting plate can be folded to the bottom surface of the open bottom groove.

8. The self-locking packaging base as recited in claim 7, wherein: the outer end of the first connecting plate in the first direction is provided with a second connecting plate fixedly connected with the free folded edge; the first connecting plate and the second connecting plate are positioned on the same plane; the second connecting plate limits the free folded edge and the inner folded edge, and the packaging bottom support is in a folded state.

9. The self-locking packaging shoe according to claim 8, characterized in that: a crease B is arranged between the free hem and the bottom plate of the bottom support, a crease C is arranged between the free hem and the second connecting plate, the free hem and the second connecting plate are turned inwards along the crease B, the second connecting plate is turned inwards along the crease C, the second connecting plate is limited for the free hem, and the inner hem is turned outwards and is limited for the second connecting plate to be attached.

10. The self-locking packaging base as recited in claim 9, wherein: the inner side folded edge and the free folded edge are equal in width, and the height of the peripheral wall of the bottom groove formed by the outward turning of the inner side folded edge along the folding line A and the inward turning of the free folded edge along the folding line B is consistent.

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